Patent Number: 7,086,849

Title: Method for producing chemically prestressed concrete product, high-temperature, high-pressure underwater concrete product curing device suitably used for the method and curing method for concrete product using the curing device

Abstract: Method of manufacturing high strength chemically prestressed concrete molding products with great amount of introduced chemical prestress and smaller loss of the same, a high temperature high pressure underwater curing apparatus concrete molding products excellent in energy efficiency, productivity and safety by re-utilizing curing water, as well as a curing method thereof are provided.

Inventors: Tazawa; Eiichi (Higashihiroshima-shi, Hiroshima, JP), Hori; Akihiro (Oumi-machi, Nishikubiki-gun, Niigata, JP)


International Classification: A01J 21/00 (20060101)

Expiration Date: 8/08/02018